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Philadelphia, PA Local Forecast Office

31NM NNW Lewes DE

Marine Point Forecast

[NOTICE]
    • Today

      Today:Variable winds 5 kt or less. Widespread dense fog before 9am.  Waves 1 ft or less.

      High: 63 °F

      Light Wind
      < 1ft

    • Tonight

      Tonight:Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.

      Low: 49 °F

      Light Wind
      < 1ft

    • Wednesday

      Wednesday:S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A slight chance of showers after 2pm.   Waves around 1 ft.

      High: 69 °F

      ⇑S 10kt
      1ft

    • Wednesday Night

      Wednesday Night:S wind 5 to 10 kt becoming SW after midnight. Winds could gust as high as 25 kt. A chance of showers, mainly after 8pm.   Waves around 2 ft.

      Low: 53 °F

      SSW 10kt
      2ft

    • Thursday

      Thursday:NW wind around 15 kt, with gusts as high as 30 kt. Showers likely, mainly before 2pm.   Waves around 2 ft.

      High: 57 °F

      NW 15kt
      2ft

    • Thursday Night

      Thursday Night:NW wind 5 to 10 kt. A chance of showers before 8pm.   Waves 1 to 2 ft.

      Low: 32 °F

      NW 10kt
      1-2ft

    • Friday

      Friday:S wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 30 kt. Mostly sunny. Waves 1 ft or less building to 2 ft.

      High: 50 °F

      ⇑S 15kt
      Waves Building2ft

    • Friday Night

      Friday Night:S wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 25 kt. Mostly cloudy. Waves 1 to 2 ft.

      Low: 40 °F

      S 15kt
      1-2ft

    • Saturday

      Saturday:WNW wind around 10 kt. Mostly sunny. Waves around 1 ft.

      High: 51 °F

      WNW 10kt
      1ft


High and low forecast temperature values represent air temperature.

Associated Zone Forecast which includes this point

Last Update: 4:08 am EDT Mar 10, 2026
Forecast Valid: 7am EDT Mar 10, 2026-6pm EDT Mar 16, 2026

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Detailed Forecast

...DENSE FOG ADVISORY IN EFFECT UNTIL 11 AM EDT THIS MORNING...

Today
Variable winds 5 kt or less. Widespread dense fog before 9am. Waves 1 ft or less.
Tonight
Variable winds 5 kt or less. Mostly clear. Waves 1 ft or less.
Wednesday
S wind 5 to 8 kt increasing to 7 to 10 kt in the afternoon. A slight chance of showers after 2pm. Waves around 1 ft.
Wednesday Night
S wind 5 to 10 kt becoming SW after midnight. Winds could gust as high as 25 kt. A chance of showers, mainly after 8pm. Waves around 2 ft.
Thursday
NW wind around 15 kt, with gusts as high as 30 kt. Showers likely, mainly before 2pm. Waves around 2 ft.
Thursday Night
NW wind 5 to 10 kt. A chance of showers before 8pm. Waves 1 to 2 ft.
Friday
S wind 5 to 10 kt increasing to 10 to 15 kt in the afternoon. Winds could gust as high as 30 kt. Mostly sunny. Waves 1 ft or less building to 2 ft.
Friday Night
S wind 10 to 15 kt becoming WSW after midnight. Winds could gust as high as 25 kt. Mostly cloudy. Waves 1 to 2 ft.
Saturday
WNW wind around 10 kt. Mostly sunny. Waves around 1 ft.

*Notices:

  1. This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
  2. The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.
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ABOUT THIS FORECAST

Point Forecast: 39.25°N 75.41°W
Last Update: 4:08 am EDT Mar 10, 2026
Forecast Valid: 7am EDT Mar 10, 2026-6pm EDT Mar 16, 2026
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